EDUKACIONI I TEST CENTAR ECDL d.o.o.
Ulica Nikole Pašića
5, 78000 Banja Luka
Tel./fax: +387 51 30 99 22
Mobilni tel.: +387 65 52 86 32
E-mail:
ecdlbl@blic.net
Kontakt osoba: Slobodan M. Dragičević
LOGOS LAMBDA
Ulica Maksima Gorkog 15 A, 78000
Banja Luka
Tel./fax: +387 51 22 89 41; +387 51 48 15 46
E-mail:
lambda@blic.net;
Web:
http://www.logos-lambda.com